function loadjscssfile(filename) {
    var fileref = document.createElement("link");
    fileref.setAttribute("rel", "stylesheet");
    fileref.setAttribute("type", "text/css");
    fileref.setAttribute("href", filename);
    document.getElementsByTagName("head")[0].appendChild(fileref);
}
if ($.browser.msie) {
    loadjscssfile("/voteup/resources/styleie.css");
} else if ($.browser.mozilla) {
    loadjscssfile("/voteup/resources/stylemoz.css");
} else if ($.browser.webkit) {
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} else {
    loadjscssfile("/voteup/resources/style.css");
}